The Department of Defense, through the NAVSUP Weapon Systems Support office, is issuing a sole source solicitation for the procurement of a HUB SUB-ASSEMBLY (NSN: 1615 014410836, P/N: 70103-28012-043) specifically for the H60 platform, with Sikorsky identified as the Original Equipment Manufacturer (OEM) for this part. The government does not possess the necessary data to engage other suppliers, making this procurement critical for maintaining operational readiness of the H60 aircraft. Interested parties have a 15-day window to express their capability to meet the requirements, with proposals accepted within 5 days of the notice publication, although the government retains discretion over contract competition. The solicitation was released on April 17, 2024, with an anticipated award date of June 30, 2025. For further details, interested entities should contact Samantha M. Freedman at samantha.m.freedman.civ@us.navy.mil.